Home / 98,182,932.54-135,462,417.03-56,921,588.70

Finding the Fourth Proportional to 98,182,932.54, 135,462,417.03 and 56,921,588.70

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Solution

The fourth proportional to 98,182,932.54, 135,462,417.03 and 56,921,588.70 is: 78,534,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,182,932.54 : 135,462,417.03 = 56,921,588.70 : x
  2. Step 2: Convert to fraction form
    98,182,932.54/135,462,417.03 = 56,921,588.70/x
  3. Step 3: Cross multiply
    98,182,932.54x = 135,462,417.03 × 56,921,588.70
  4. Step 4: Simplify right side
    98,182,932.54x = 7,710,735,986,489,536
  5. Step 5: Solve for x
    x = 7,710,735,986,489,536/98,182,932.54
  6. Step 6: Final answer
    x = 78,534,382.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.